Adobe rolled out Flash 10.1 Beta 3, this new update adds acceleration support for the Intel GMA 500 and Broadcom Crystal HD. You can download the latest beta over here.
This is a developer prerelease version of the Adobe® Flash® Player 10.1 software for Windows, Macintosh and Linux. It is being made available for developers to test their content to ensure new features function as expected, existing content plays back correctly, and there are no compatibility issues. Consumers can try the beta release of Flash Player 10.1 to preview hardware acceleration of video on supported Windows PCs and x86-based netbooks. The Flash Player 10.1 prerelease is available in all supported languages; however, the prerelease installers are only in English and we can only accept feedback in English at this time.